const mongoose = require('mongoose')
const log4js = require('../utils/log4j')

const config = require('./index')

mongoose.connect(config.URL)
const db = mongoose.connection

db.on('error', () => {
  log4js.error('*****数据库连接失败******')
})

db.on('open', () => {
  log4js.info('*****数据库连接成功******')
})